.. DO NOT EDIT. .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY. .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE: .. "gallery/example_cone.py" .. LINE NUMBERS ARE GIVEN BELOW. .. only:: html .. note:: :class: sphx-glr-download-link-note :ref:`Go to the end ` to download the full example code. .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_example_cone.py: Cone seeding ===================== .. GENERATED FROM PYTHON SOURCE LINES 6-13 .. code-block:: Python from datetime import datetime, timedelta from opendrift.readers import reader_netCDF_CF_generic from opendrift.models.openoil import OpenOil o = OpenOil(loglevel=20) # Set loglevel to 0 for debug information .. rst-class:: sphx-glr-script-out .. code-block:: none 16:07:45 INFO opendrift:569: OpenDriftSimulation initialised (version 1.14.10 / v1.14.10-34-gf7a892a) .. GENERATED FROM PYTHON SOURCE LINES 14-15 Using live data from Thredds .. GENERATED FROM PYTHON SOURCE LINES 15-18 .. code-block:: Python o.add_readers_from_list([ 'https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be']) .. GENERATED FROM PYTHON SOURCE LINES 19-20 Adjusting some configuration .. GENERATED FROM PYTHON SOURCE LINES 20-24 .. code-block:: Python o.set_config('processes:dispersion', True) o.set_config('processes:evaporation', False) o.set_config('processes:emulsification', True) .. GENERATED FROM PYTHON SOURCE LINES 25-27 Seed elements along cone, e.g. ship track with increasing uncertainty in position .. GENERATED FROM PYTHON SOURCE LINES 27-37 .. code-block:: Python latstart = 68.988911 lonstart = 16.040701 latend = 69.991446 lonend = 17.760061 time = [datetime.utcnow(), datetime.utcnow() + timedelta(hours=12)] o.seed_cone(lon=[lonstart, lonend], lat=[latstart, latend], oil_type='EKOFISK', radius=[100, 800], number=10000, time=[time]) print(o) .. rst-class:: sphx-glr-script-out .. code-block:: none /root/project/examples/example_cone.py:31: DeprecationWarning: datetime.datetime.utcnow() is deprecated and scheduled for removal in a future version. Use timezone-aware objects to represent datetimes in UTC: datetime.datetime.now(datetime.UTC). time = [datetime.utcnow(), datetime.utcnow() + timedelta(hours=12)] 16:07:45 INFO opendrift.models.basemodel.environment:203: Adding a global landmask from GSHHG 16:07:51 INFO opendrift.models.basemodel.environment:227: Fallback values will be used for the following variables which have no readers: 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_height: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: upward_sea_water_velocity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_significant_height: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_x_velocity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_y_velocity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_ice_area_fraction: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_ice_x_velocity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_ice_y_velocity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_water_temperature: 10.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_water_salinity: 34.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: sea_floor_depth_below_sea_level: 10000.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: horizontal_diffusivity: 0.000000 16:07:51 INFO opendrift.models.basemodel.environment:230: ocean_vertical_diffusivity: 0.020000 16:07:51 INFO opendrift.models.basemodel.environment:230: ocean_mixed_layer_thickness: 50.000000 16:07:51 INFO opendrift.models.openoil.adios.dirjs:86: Querying ADIOS database for oil: EKOFISK 16:07:51 WARNING opendrift.models.openoil.adios.dirjs:90: Several oils found with name: EKOFISK: ['AD00328', 'AD00329', 'AD00332', 'AD00333', 'AD01944', 'AD02094', 'AD02463', 'AD02558', 'NO00013', 'NO00014', 'NO00015', 'NO00016'], using first. 16:07:51 INFO opendrift.models.openoil.openoil:1731: Using density 809.002835 and viscosity 3.3498550728972226e-06 of oiltype EKOFISK =========================== Model: OpenOil (OpenDrift version 1.14.10) 0 active Oil particles (0 deactivated, 10000 scheduled) ------------------- Environment variables: ----- land_binary_mask 1) global_landmask ----- Readers not added for the following variables: horizontal_diffusivity ocean_mixed_layer_thickness ocean_vertical_diffusivity sea_floor_depth_below_sea_level sea_ice_area_fraction sea_ice_x_velocity sea_ice_y_velocity sea_surface_height sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment sea_surface_wave_period_at_variance_spectral_density_maximum sea_surface_wave_significant_height sea_surface_wave_stokes_drift_x_velocity sea_surface_wave_stokes_drift_y_velocity sea_water_salinity sea_water_temperature upward_sea_water_velocity x_sea_water_velocity x_wind y_sea_water_velocity y_wind --- Lazy readers: LazyReader: https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be Discarded readers: =========================== .. GENERATED FROM PYTHON SOURCE LINES 38-39 Running model for 24 hours .. GENERATED FROM PYTHON SOURCE LINES 39-41 .. code-block:: Python o.run(steps=24*2, time_step=1800, time_step_output=3600) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:07:51 INFO opendrift:1903: Skipping environment variable upward_sea_water_velocity because of condition ['drift:vertical_advection', 'is', False] 16:07:51 INFO opendrift:1914: Storing previous values of element property lon because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:07:51 INFO opendrift:1914: Storing previous values of element property lat because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:07:51 INFO opendrift:955: Using existing reader for land_binary_mask to move elements to ocean 16:07:51 INFO opendrift:986: All points are in ocean 16:07:51 INFO opendrift.models.openoil.openoil:697: Oil-water surface tension is 0.027884 Nm 16:07:51 INFO opendrift.models.openoil.openoil:710: Max water fraction not available for EKOFISK, using default 16:07:51 INFO opendrift:2213: 2026-08-21 16:07:45.460660 - step 1 of 48 - 417 active elements (0 deactivated) 16:07:51 INFO opendrift.readers:67: Opening file with xr.open_dataset 16:07:53 INFO opendrift.readers.reader_netCDF_CF_generic:340: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'} 16:07:53 INFO opendrift.readers.basereader:175: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity 16:07:53 INFO opendrift.readers.basereader:175: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity 16:07:53 INFO opendrift.readers.basereader:175: Variable x_wind will be rotated from eastward_wind 16:07:53 INFO opendrift.readers.basereader:175: Variable y_wind will be rotated from northward_wind 16:07:56 INFO opendrift:2213: 2026-08-21 16:37:45.460660 - step 2 of 48 - 834 active elements (0 deactivated) 16:07:56 INFO opendrift:2213: 2026-08-21 17:07:45.460660 - step 3 of 48 - 1250 active elements (0 deactivated) 16:07:57 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:07:57 INFO opendrift:2213: 2026-08-21 17:37:45.460660 - step 4 of 48 - 1667 active elements (0 deactivated) 16:07:57 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:07:57 INFO opendrift:2213: 2026-08-21 18:07:45.460660 - step 5 of 48 - 2084 active elements (0 deactivated) 16:07:58 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:07:58 INFO opendrift:2213: 2026-08-21 18:37:45.460660 - step 6 of 48 - 2500 active elements (0 deactivated) 16:07:58 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:07:59 INFO opendrift:2213: 2026-08-21 19:07:45.460660 - step 7 of 48 - 2917 active elements (0 deactivated) 16:08:00 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:00 INFO opendrift:2213: 2026-08-21 19:37:45.460660 - step 8 of 48 - 3334 active elements (0 deactivated) 16:08:00 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:00 INFO opendrift:2213: 2026-08-21 20:07:45.460660 - step 9 of 48 - 3750 active elements (0 deactivated) 16:08:02 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:02 INFO opendrift:2213: 2026-08-21 20:37:45.460660 - step 10 of 48 - 4167 active elements (0 deactivated) 16:08:02 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:02 INFO opendrift:2213: 2026-08-21 21:07:45.460660 - step 11 of 48 - 4583 active elements (0 deactivated) 16:08:03 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:03 INFO opendrift:2213: 2026-08-21 21:37:45.460660 - step 12 of 48 - 5000 active elements (0 deactivated) 16:08:03 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:04 INFO opendrift:2213: 2026-08-21 22:07:45.460660 - step 13 of 48 - 5417 active elements (0 deactivated) 16:08:05 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:05 INFO opendrift:2213: 2026-08-21 22:37:45.460660 - step 14 of 48 - 5833 active elements (0 deactivated) 16:08:05 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:05 INFO opendrift:2213: 2026-08-21 23:07:45.460660 - step 15 of 48 - 6250 active elements (0 deactivated) 16:08:07 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:07 INFO opendrift:2213: 2026-08-21 23:37:45.460660 - step 16 of 48 - 6667 active elements (0 deactivated) 16:08:07 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:07 INFO opendrift:2213: 2026-08-22 00:07:45.460660 - step 17 of 48 - 7083 active elements (0 deactivated) 16:08:09 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:09 INFO opendrift:2213: 2026-08-22 00:37:45.460660 - step 18 of 48 - 7500 active elements (0 deactivated) 16:08:09 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:09 INFO opendrift:2213: 2026-08-22 01:07:45.460660 - step 19 of 48 - 7916 active elements (0 deactivated) 16:08:11 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:12 INFO opendrift:2213: 2026-08-22 01:37:45.460660 - step 20 of 48 - 8333 active elements (0 deactivated) 16:08:12 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:12 INFO opendrift:2213: 2026-08-22 02:07:45.460660 - step 21 of 48 - 8750 active elements (0 deactivated) 16:08:13 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:14 INFO opendrift:2213: 2026-08-22 02:37:45.460660 - step 22 of 48 - 9166 active elements (0 deactivated) 16:08:14 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:14 INFO opendrift:2213: 2026-08-22 03:07:45.460660 - step 23 of 48 - 9583 active elements (0 deactivated) 16:08:15 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:16 INFO opendrift:2213: 2026-08-22 03:37:45.460660 - step 24 of 48 - 10000 active elements (0 deactivated) 16:08:16 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:16 INFO opendrift:2213: 2026-08-22 04:07:45.460660 - step 25 of 48 - 9997 active elements (3 deactivated) 16:08:18 WARNING opendrift.readers.basereader.structured:324: Data block from https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be not large enough to cover element positions within timestep. Buffer size (8) must be increased. See `Variables.set_buffer_size`. 16:08:19 INFO opendrift:2213: 2026-08-22 04:37:45.460660 - step 26 of 48 - 9992 active elements (8 deactivated) 16:08:19 INFO opendrift:2213: 2026-08-22 05:07:45.460660 - step 27 of 48 - 9986 active elements (14 deactivated) 16:08:21 INFO opendrift:2213: 2026-08-22 05:37:45.460660 - step 28 of 48 - 9983 active elements (17 deactivated) 16:08:21 INFO opendrift:2213: 2026-08-22 06:07:45.460660 - step 29 of 48 - 9979 active elements (21 deactivated) 16:08:23 INFO opendrift:2213: 2026-08-22 06:37:45.460660 - step 30 of 48 - 9977 active elements (23 deactivated) 16:08:23 INFO opendrift:2213: 2026-08-22 07:07:45.460660 - step 31 of 48 - 9970 active elements (30 deactivated) 16:08:25 INFO opendrift:2213: 2026-08-22 07:37:45.460660 - step 32 of 48 - 9963 active elements (37 deactivated) 16:08:25 INFO opendrift:2213: 2026-08-22 08:07:45.460660 - step 33 of 48 - 9956 active elements (44 deactivated) 16:08:27 INFO opendrift:2213: 2026-08-22 08:37:45.460660 - step 34 of 48 - 9951 active elements (49 deactivated) 16:08:27 INFO opendrift:2213: 2026-08-22 09:07:45.460660 - step 35 of 48 - 9940 active elements (60 deactivated) 16:08:29 INFO opendrift:2213: 2026-08-22 09:37:45.460660 - step 36 of 48 - 9933 active elements (67 deactivated) 16:08:29 INFO opendrift:2213: 2026-08-22 10:07:45.460660 - step 37 of 48 - 9924 active elements (76 deactivated) 16:08:31 INFO opendrift:2213: 2026-08-22 10:37:45.460660 - step 38 of 48 - 9911 active elements (89 deactivated) 16:08:32 INFO opendrift:2213: 2026-08-22 11:07:45.460660 - step 39 of 48 - 9898 active elements (102 deactivated) 16:08:34 INFO opendrift:2213: 2026-08-22 11:37:45.460660 - step 40 of 48 - 9892 active elements (108 deactivated) 16:08:34 INFO opendrift:2213: 2026-08-22 12:07:45.460660 - step 41 of 48 - 9881 active elements (119 deactivated) 16:08:37 INFO opendrift:2213: 2026-08-22 12:37:45.460660 - step 42 of 48 - 9866 active elements (134 deactivated) 16:08:37 INFO opendrift:2213: 2026-08-22 13:07:45.460660 - step 43 of 48 - 9851 active elements (149 deactivated) 16:08:39 INFO opendrift:2213: 2026-08-22 13:37:45.460660 - step 44 of 48 - 9835 active elements (165 deactivated) 16:08:39 INFO opendrift:2213: 2026-08-22 14:07:45.460660 - step 45 of 48 - 9822 active elements (178 deactivated) 16:08:41 INFO opendrift:2213: 2026-08-22 14:37:45.460660 - step 46 of 48 - 9809 active elements (191 deactivated) 16:08:41 INFO opendrift:2213: 2026-08-22 15:07:45.460660 - step 47 of 48 - 9793 active elements (207 deactivated) 16:08:43 INFO opendrift:2213: 2026-08-22 15:37:45.460660 - step 48 of 48 - 9783 active elements (217 deactivated) .. raw:: html 
<xarray.Dataset> Size: 44MB
    Dimensions:                                                                              (
                                                                                              trajectory: 10000,
                                                                                              time: 25)
    Coordinates:
      * trajectory                                                                           (trajectory) int64 80kB ...
      * time                                                                                 (time) datetime64[ns] 200B ...
    Data variables: (12/44)
        status                                                                               (trajectory, time) float32 1MB ...
        moving                                                                               (trajectory, time) float32 1MB ...
        age_seconds                                                                          (trajectory, time) float32 1MB ...
        origin_marker                                                                        (trajectory, time) float32 1MB ...
        lon                                                                                  (trajectory, time) float32 1MB ...
        lat                                                                                  (trajectory, time) float32 1MB ...
        ...                                                                                   ...
        sea_water_salinity                                                                   (trajectory, time) float32 1MB ...
        sea_floor_depth_below_sea_level                                                      (trajectory, time) float32 1MB ...
        horizontal_diffusivity                                                               (trajectory, time) float32 1MB ...
        ocean_vertical_diffusivity                                                           (trajectory, time) float32 1MB ...
        land_binary_mask                                                                     (trajectory, time) float32 1MB ...
        ocean_mixed_layer_thickness                                                          (trajectory, time) float32 1MB ...
    Attributes: (12/167)
        Conventions:                                                             ...
        standard_name_vocabulary:                                                ...
        featureType:                                                             ...
        title:                                                                   ...
        summary:                                                                 ...
        keywords:                                                                ...
        ...                                                                                                               ...
        geospatial_lon_units:                                                    ...
        geospatial_lon_resolution:                                               ...
        runtime:                                                                 ...
        geospatial_vertical_min:                                                 ...
        geospatial_vertical_max:                                                 ...
        geospatial_vertical_positive:                                            ...


.. GENERATED FROM PYTHON SOURCE LINES 42-43 Print and plot results .. GENERATED FROM PYTHON SOURCE LINES 43-45 .. code-block:: Python print(o) .. rst-class:: sphx-glr-script-out .. code-block:: none =========================== -------------------- Reader performance: -------------------- global_landmask 0:00:00.0 total 0:00:00.0 preparing 0:00:00.0 reading 0:00:00.0 masking -------------------- https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be 0:00:41.9 total 0:00:00.0 preparing 0:00:40.8 reading 0:00:04.1 interpolation 0:00:00.1 interpolation_time 0:00:01.1 rotating vectors 0:00:00.0 masking -------------------- Performance: 58.8 total time 6.2 configuration 0.1 preparing main loop 0.0 moving elements to ocean 52.4 main loop 5.2 updating elements 0.0 oil weathering 0.0 updating viscosities 0.0 updating densities 0.0 emulsification 0.0 dispersion 4.5 vertical mixing 0.0 cleaning up -------------------- =========================== Model: OpenOil (OpenDrift version 1.14.10) 9769 active Oil particles (231 deactivated, 0 scheduled) ------------------- Environment variables: ----- land_binary_mask 1) global_landmask ----- ocean_vertical_diffusivity sea_floor_depth_below_sea_level sea_surface_height sea_water_salinity sea_water_temperature x_sea_water_velocity x_wind y_sea_water_velocity y_wind 1) https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be ----- Readers not added for the following variables: horizontal_diffusivity ocean_mixed_layer_thickness sea_ice_area_fraction sea_ice_x_velocity sea_ice_y_velocity sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment sea_surface_wave_period_at_variance_spectral_density_maximum sea_surface_wave_significant_height sea_surface_wave_stokes_drift_x_velocity sea_surface_wave_stokes_drift_y_velocity Discarded readers: Time: Start: 2026-08-21 16:07:45.460660 UTC Present: 2026-08-22 16:07:45.460660 UTC Calculation steps: 48 * 0:30:00 - total time: 1 day, 0:00:00 Output steps: 25 * 1:00:00 =========================== .. GENERATED FROM PYTHON SOURCE LINES 46-47 Add text label on the map .. GENERATED FROM PYTHON SOURCE LINES 47-52 .. code-block:: Python text = [{'s': 'Senja', 'x': 17.3, 'y': 69.3, 'fontsize': 20, 'color': 'g', 'backgroundcolor': 'white', 'bbox': dict(facecolor='white', alpha=0.8), 'zorder': 1000}] o.animation(fast=False, ocean_color='skyblue', land_color='burlywood', text=text) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:08:56 INFO opendrift:4799: Saving animation to /root/project/docs/source/gallery/animations/example_cone_0.gif... 16:09:06 INFO opendrift:3217: Time to make animation: 0:00:21.712500 .. GENERATED FROM PYTHON SOURCE LINES 53-54 .. image:: /gallery/animations/example_cone_0.gif .. GENERATED FROM PYTHON SOURCE LINES 54-56 .. code-block:: Python o.plot(fast=True, ocean_color='skyblue', land_color='dimgray', text=text) .. image-sg:: /gallery/images/sphx_glr_example_cone_001.png :alt: OpenDrift - OpenOil (EKOFISK) 2026-08-21 16:07 to 2026-08-22 16:07 UTC (25 steps) :srcset: /gallery/images/sphx_glr_example_cone_001.png :class: sphx-glr-single-img .. rst-class:: sphx-glr-script-out .. code-block:: none 16:09:06 WARNING opendrift:2589: Plotting fast. This will make your plots less accurate. (,
) .. rst-class:: sphx-glr-timing **Total running time of the script:** (1 minutes 50.050 seconds) .. _sphx_glr_download_gallery_example_cone.py: .. only:: html .. container:: sphx-glr-footer sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: example_cone.ipynb ` .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: example_cone.py ` .. container:: sphx-glr-download sphx-glr-download-zip :download:`Download zipped: example_cone.zip ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_